Merge pull request #7 from brandonmwest/master

Merge streaming-attachments branch, add test for X-SMTPAPI header "to" array
Merge pull request #17 from brandonmwest/master

Changed codescales to embedded resource
Merge pull request #19 from brandonmwest/master

Handled error response from mail.send properly
Merge pull request #20 from brandonmwest/master

nuget release
Update README
README changed to README.md
add README.md